Maria Menounos shares how she lost 40 pounds in new book

Believe it or not, TV host/reality star Maria Menounos once struggled with the scale. In her new book, "The Every Girl's Guide to Diet and Fitness," Maria reveals how she lost 40 pounds and shares healthy tips to keeping it off.

Maria sat down with HuffPost LIVE to discuss all of this. One tip she reveals is the importance of drinking hot water -- the video above shares why she thinks it'll help.

Click through the video above and check out Maria's new book (which is #1 on Amazon at the moment) here.